The world and life have been mighty good to me. And I want to put something back.

The Iranians don't intimidate! They're like the Vietnamese and the Iraqis. You want to start a war with them? They'll still be fighting in fifty years!

I love this planet I want to see the environment preserved and I want to see the human race preserved. And I'd like to see everybody living decently in a more equitable, kind-hearted, thoughtful, generous world.

To succeed you have to be innovative.

If I had to predict, the way things are going, I'd say the chances are about 50-50 that humanity will be extinct or nearly extinct within 50 years. Weapons of mass destruction, disease, I mean this global warming is scaring the living daylights out of me.

When I started CNN, I made the decision to stay out of endorsing candidates, and let the doers make up their own minds about politics, that it wasn't going to come from me.

I think we've already voted at the U.N., in the Security Council, to get rid of nuclear weapons. Let's get rid of them. Let's get rid of ours and then Iran will stop, I believe. And so everybody else will, because if everybody doesn't have them, then we're safe, at least safe from a nuclear attack.